Yeah if you fuss with the loads a bit you will get that thing dialed right in.  Trying to optimize groups locked into one load is pretty tough.  

Weedwacker
Indiana Predator Central

Some scientists claim that hydrogen, because it is so plentiful, is the basic building block of the universe. I dispute that. I say there is more stupidity than hydrogen, and that is the basic building block of the universe.

Frank Zappa